Untitled Document

IC2177
The Seagull Nebula

Click Image for Larger Version

SV80ST @ f/4.5 
Riccardi 0.75x Reducer 
Moravian G3-16200
Optolong LRGB
Astrodon Ha/OIII/SII Mach1GTO CP4

RGB=4x10min each
Ha=9x20min
OIII=15x20min
Total = 10hrs

Despite the appearance of a straight RGB color image, this image consists primarily of narrowband data (Ha/OIII).  There is only 2hrs of RGB data, far less than typical RGB images. 



This is a hubble palette image using the same Ha and OIII as above, with the addition of SII.